docs: def uploads(self):
          """returns an object to work with the site uploads"""
          if self._resources is None:
              self.__init()
          if "uploads" in self._resources:
              url = self._url + "/uploads"
              return _uploads.Uploads(url=url,
                                      securityHandler=self._securityHandler,
                                      proxy_url=self._proxy_url,
                                      proxy_port=self._proxy_port,
                                      initialize=True)
          else:
              return None